Finding the Fourth Proportional to 9,229.95, 12,737.52 and 5,645.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,229.95 : 12,737.52 = 5,645.52 : x
2. Step 2: Convert to fraction form
   9,229.95/12,737.52 = 5,645.52/x
3. Step 3: Cross multiply
   9,229.95x = 12,737.52 × 5,645.52
4. Step 4: Simplify right side
   9,229.95x = 71,909,923.91
5. Step 5: Solve for x
   x = 71,909,923.91/9,229.95
6. Step 6: Final answer
   x = 7,790.93